.notification{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);background:var(--content-bg);border:1px solid var(--border);box-shadow:0 4px 16px rgba(0,0,0,0.15);border-radius:var(--radius);display:flex;align-items:center;gap:0.75rem;padding:0.8rem 1.2rem;font-size:0.9rem;color:var(--text);z-index:99999999;opacity:1;transition:opacity 0.3s ease,transform 0.3s ease}.notification.hidden{opacity:0;transform:translate(-50%,-60%);pointer-events:none}.notification .icon{font-size:1rem;color:var(--primary)}.notification .close-btn{background:none;border:none;cursor:pointer;color:var(--text-muted);font-size:1.2rem;margin-left:auto;margin-right:-0.4rem}